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CuSn3P7 Copper alloy powder
【 Characteristic】
- Good liquidity
- Can be filled with small gap joints, recommended joint clearance is 0.025-0.075mm
【 Application 】
- Pure copper brazing (no brazing agent required)
- Brazing of copper alloys
- Cannot be used for iron or nickel base materials
Minimum order quantity：>1kg
Information
Chemical Composition
| Code | Chemical Composition（wt%） | |||||
| Cu | Sn | P | Ni | Melting range（℃） | ||
| Solidus | Liquidus | |||||
| qCuP-3 | Bal. | 2-4 | 6-8 | - | 650 | 690 |
| qCuP-4 | Bal. | 6.5-7.5 | 6.4-7.2 | - | 650 | 700 |
| qCuP-1 | Bal. | - | 7.5-8.1 | - | 710 | 770 |
| qCuP-6 | Bal. | 7-8 | 4.8-5.8 | 0.4-1.2 | 620 | 670 |
| qCuP-11 | Bal. | 15.1-16.1 | 4.7-5.7 | 3.8-4.8 | 585 | 605 |
| Code | Composition（wt%） | |||
| Alloy powder | Binder | Melting range（℃） | ||
| Solidus | Liquidus | |||
| CuSn3P7 | 80-90 | Bal. | 650 | 690 |
Other Grades
| No. | Code | Cu | P | Sn | Ni | Ti | Mn | Zn |
| 1 | BCu-1a | ≥99.9 | - | - | - | - | - | - |
| 2 | BCu92P | Bal | 7.5-8.1 | - | - | - | - | - |
| 3 | CuSn3P7 | Bal | 6.0-8.0 | 2.0-4.0 | - | - | - | - |
| 4 | qCuP-11 | Bal | 4.7-5.7 | 15.1-16.1 | 3.8-4.8 | - | - | - |
| 5 | CuSnTi | Bal | - | 18.0-20.0 | - | 9.0-11.0 | - | - |
| 6 | BCu84MnNi | Bal | - | - | 1.5-5.0 | - | 11.0-14.0 | - |
| 7 | CuSn10 | Bal | - | 9.5-10.5 | - | - | - | - |
| 8 | CuZn48 | 50.0-53.0 | - | - | - | - | - | Bal |
| 9 | Cu55ZnNiMn | 53.0-57.0 | - | - | 5.0-7.0 | - | - | Bal |
Customer Questions & Answers
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